After a particularly rough December with record-high health care visits, flu cases are on the decline so far in January. "Elevated influenza activity is expected to continue for several more weeks," ...

This year's fierce flu season is not over. Although parts of the United States are seeing downward trends, influenza activity remains elevated nationally. The 2025-2026 flu season is already shaping ...

A new strain of the flu called subclade K could make for a particularly nasty flu season across the country, according to ...

As the U.S. flu season winds down, health officials say the flu vaccine didn't work very well, with one of its worst effectiveness rates in more than a decade. A new strain that dominated the early ...